/Engine/Plugins/Experimental/CineCameraRigs/Source/CineCameraRigs/Public/CineSplineComponent.h
Set aperture metadata at a given spline point
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="CineSpline") void SetApertureAtSplinePoint ( const int32 PointIndex, const float value )